package com.gs.xbinfomytest.controller;

import com.gs.xbinfomytest.util.RandomValidateCodeUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @Created : IntelliJ IDEA.
 * @ProjectName: xbinfomytest
 * @Package: com.gs.xbinfomytest.controller
 * @Author: guoshuai
 * @CreateDate: 2019/8/20 15:55
 * @Description: java类的作用描述
 * @Vsersion: 1.0
 */
@Controller
public class VerificationCodeController {
    Logger logger = LoggerFactory.getLogger(RandomValidateCodeUtil.class);

    /**
     * 生成验证码
     */
    @RequestMapping(value = "/getVerify")
    public void getVerify(HttpServletRequest request, HttpServletResponse response) {
        try {
            response.setContentType("image/jpeg");//设置相应类型,告诉浏览器输出的内容为图片
            response.setHeader("Pragma", "No-cache");//设置响应头信息，告诉浏览器不要缓存此内容
            response.setHeader("Cache-Control", "no-cache");
            response.setDateHeader("Expire", 0);
            RandomValidateCodeUtil randomValidateCode = new RandomValidateCodeUtil();
            randomValidateCode.getRandcode(request, response);//输出验证码图片方法
        } catch (Exception e) {
            logger.error("获取验证码失败>>>> ", e);
        }
    }


}
